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Finding the Fourth Proportional to 1,747,547.80, 2,616,072.90 and 1,037,210.20

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Solution

The fourth proportional to 1,747,547.80, 2,616,072.90 and 1,037,210.20 is: 1,552,700.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,547.80 : 2,616,072.90 = 1,037,210.20 : x
  2. Step 2: Convert to fraction form
    1,747,547.80/2,616,072.90 = 1,037,210.20/x
  3. Step 3: Cross multiply
    1,747,547.80x = 2,616,072.90 × 1,037,210.20
  4. Step 4: Simplify right side
    1,747,547.80x = 2,713,417,495,823.58
  5. Step 5: Solve for x
    x = 2,713,417,495,823.58/1,747,547.80
  6. Step 6: Final answer
    x = 1,552,700.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.